/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2012-2013 Adam Debono. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#import <QuartzCore/QuartzCore.h>

#import "UIView+CaptureImage.h"

@implementation UIView (CapatureImage)

- (UIImage *)captureImage {
	return [self captureImageAtRect:CGRectNull];
}

- (UIImage *)captureImageAtRect:(CGRect)rect {
	if (CGRectEqualToRect(rect, CGRectNull)) {
		rect = [self bounds];
	}
	
	UIGraphicsBeginImageContextWithOptions(rect.size, NO, [[UIScreen mainScreen] scale]);
	CGContextRef context = UIGraphicsGetCurrentContext();
	CGContextTranslateCTM(context, rect.origin.x, rect.origin.y);
	[[self layer] renderInContext:context];
	UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
	UIGraphicsEndImageContext();
	
	return image;
}

@end
